Hioki LR8450 - Measuring Logic Signals

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Conguring Input Channels
Measuring logic signals
This section describes how to congure settings on the individual settings screen when measuring
logic signals.
You can use the settings list screen to congure the settings. (See p. 69.)
External control terminals: Pulse input terminals P1 to P8
> >
4
4
1
1
3
3
5
5
2
2
1
Select [Pulse], and choose a channel from [P1] to [P8],
Measurement will not be performed for channels whose check boxes are not selected.
2
Select the waveform display color.
× (OFF), 24 colors
Select [×] if you wish to measure the channel but not to display its waveform on the screen.
3
Set the input type to [Logic].
4
Under [Threshold], select the level to count.
1 V

Treats voltages that are greater than or equal to 1.0 V as high level and voltages that
are greater than or equal to 0 V but less than 0.5 V as low level.
4 V Treats voltages that are greater than or equal to 4.0 V as high level and voltages that
are greater than or equal to 0 V but less than 1.5 V as low level.
5
Under [Filter], select whether to use the chatter prevention lter.
Set to [ON] to prevent false counting due to chatter in mechanical contact (relay) output.
OFF

, ON
Settings and Operation
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